问题研究 meaning in English

north korea times

His contemporaries had begun to confine themselves to specialized investigations .
他同时代的人已开始局限于专门问题研究。
On relevant problems of business logistics outsourcing
企业物流外包相关问题研究
Research on the problems of net game of korean youth
韩国青少年网络游戏问题研究
Economic responsibility audit on investors
关于出资人经济责任审计的若干问题研究
The social security of the farmers who lose their land
失地农民社会保障问题研究

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